TEMPLETON MARK B 4

What Happened
Mark B. Templeton, a director of Arista Networks (ANET), had 971 restricted stock units (RSUs convert/derivative) convert into 971 shares on May 20, 2026. The transaction shows 971 shares acquired at $0.00 and 971 shares disposed at $0.00 (derivative conversion), meaning the RSUs vested/converted into common stock with no cash paid or proceeds received. The converted shares were held in a trust.

Key Details

• Transaction date: May 20, 2026. Form filed May 22, 2026 (timely filing).
• Reported transactions: 971 shares acquired @ $0.00 (conversion of derivative) and 971 shares disposed @ $0.00 (derivative).
• Shares owned after transaction: not specified in this filing.
• Footnotes: F1 — each RSU converts to one share upon vesting; F2 — these shares are held in a trust for which the reporting person’s spouse is trustee; F3 — RSUs were granted May 30, 2025 with quarterly vesting schedule (first trading day on/after Feb 20, May 20, Aug 20, Nov 20).
• No cash changed hands and no open-market sale occurred.

Context
This was a derivative conversion (RSUs vesting and converting into common stock), not an open-market purchase or sale. Such conversions are routine compensation events and do not by themselves indicate insider buying or selling sentiment. The filing appears timely (within the standard Form 4 reporting window).